fix: Cleaner way of handling no correlations in the correlation engine changes
fix: Cleaner way of handling no correlations in the correlation engine changes

SteveClement/MISP,TheDr1ver/MISP,devnull-/MISP,TheDr1ver/MISP,Rafiot/MISP,SteveClement/MISP,FIRSTdotorg/MISP,crruthe/MISP,MISP/MISP,devnull-/MISP,FloatingGhost/MISP,crruthe/MISP,Rafiot/MISP,cristianbell/MISP,MISP/MISP,SteveClement/MISP,FloatingGhost/MISP,SteveClement/MISP,devnull-/MISP,TheDr1ver/MISP,crruthe/MISP,devnull-/MISP,Rafiot/MISP,FIRSTdotorg/MISP,MISP/MISP,Rafiot/MISP,FloatingGhost/MISP,cristianbell/MISP,FIRSTdotorg/MISP,cristianbell/MISP,SteveClement/MISP,cristianbell/MISP,FIRSTdotorg/MISP,MISP/MISP,FloatingGhost/MISP,TheDr1ver/MISP,crruthe/MISP,MISP/MISP